PRAGUE (Reuters) – Slovak aluminium smelter Slovalco, majority owned by Norsk Hydro, reduced its output further, to about 60%, due to high costs of power and emissions allowances and lack of government compensation, the company said on Monday. The reduction completes an output cut announced on Dec. 30, and it could last throughout 2022, Slovalco said as it blamed the government for low compensation for energy-demanding industries compared to other EU states. Central Europe’s only smelter with annual capacity of 175,000 tonnes of aluminium products, Slovalco shut 44 pots at the weekend after sh…